Properties

Label 2-261-1.1-c11-0-45
Degree $2$
Conductor $261$
Sign $-1$
Analytic cond. $200.537$
Root an. cond. $14.1611$
Motivic weight $11$
Arithmetic yes
Rational no
Primitive yes
Self-dual yes
Analytic rank $1$

Origins

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Normalization:  

Dirichlet series

L(s)  = 1  − 51.9·2-s + 655.·4-s − 3.68e3·5-s − 8.37e4·7-s + 7.24e4·8-s + 1.91e5·10-s − 1.32e5·11-s + 1.93e5·13-s + 4.35e6·14-s − 5.10e6·16-s − 2.59e6·17-s − 4.52e6·19-s − 2.41e6·20-s + 6.91e6·22-s − 7.42e6·23-s − 3.52e7·25-s − 1.00e7·26-s − 5.48e7·28-s − 2.05e7·29-s + 4.28e7·31-s + 1.17e8·32-s + 1.35e8·34-s + 3.08e8·35-s − 8.25e7·37-s + 2.35e8·38-s − 2.66e8·40-s + 7.25e8·41-s + ⋯
L(s)  = 1  − 1.14·2-s + 0.319·4-s − 0.527·5-s − 1.88·7-s + 0.781·8-s + 0.605·10-s − 0.248·11-s + 0.144·13-s + 2.16·14-s − 1.21·16-s − 0.443·17-s − 0.418·19-s − 0.168·20-s + 0.286·22-s − 0.240·23-s − 0.722·25-s − 0.166·26-s − 0.602·28-s − 0.185·29-s + 0.269·31-s + 0.617·32-s + 0.509·34-s + 0.992·35-s − 0.195·37-s + 0.481·38-s − 0.411·40-s + 0.978·41-s + ⋯

Functional equation

\[\begin{aligned}\Lambda(s)=\mathstrut & 261 ^{s/2} \, \Gamma_{\C}(s) \, L(s)\cr =\mathstrut & -\, \Lambda(12-s) \end{aligned}\]
\[\begin{aligned}\Lambda(s)=\mathstrut & 261 ^{s/2} \, \Gamma_{\C}(s+11/2) \, L(s)\cr =\mathstrut & -\, \Lambda(1-s) \end{aligned}\]

Invariants

Degree: \(2\)
Conductor: \(261\)    =    \(3^{2} \cdot 29\)
Sign: $-1$
Analytic conductor: \(200.537\)
Root analytic conductor: \(14.1611\)
Motivic weight: \(11\)
Rational: no
Arithmetic: yes
Character: Trivial
Primitive: yes
Self-dual: yes
Analytic rank: \(1\)
Selberg data: \((2,\ 261,\ (\ :11/2),\ -1)\)

Particular Values

\(L(6)\) \(=\) \(0\)
\(L(\frac12)\) \(=\) \(0\)
\(L(\frac{13}{2})\) not available
\(L(1)\) not available

Euler product

   \(L(s) = \displaystyle \prod_{p} F_p(p^{-s})^{-1} \)
$p$$F_p(T)$
bad3 \( 1 \)
29 \( 1 + 2.05e7T \)
good2 \( 1 + 51.9T + 2.04e3T^{2} \)
5 \( 1 + 3.68e3T + 4.88e7T^{2} \)
7 \( 1 + 8.37e4T + 1.97e9T^{2} \)
11 \( 1 + 1.32e5T + 2.85e11T^{2} \)
13 \( 1 - 1.93e5T + 1.79e12T^{2} \)
17 \( 1 + 2.59e6T + 3.42e13T^{2} \)
19 \( 1 + 4.52e6T + 1.16e14T^{2} \)
23 \( 1 + 7.42e6T + 9.52e14T^{2} \)
31 \( 1 - 4.28e7T + 2.54e16T^{2} \)
37 \( 1 + 8.25e7T + 1.77e17T^{2} \)
41 \( 1 - 7.25e8T + 5.50e17T^{2} \)
43 \( 1 + 1.14e8T + 9.29e17T^{2} \)
47 \( 1 - 3.13e8T + 2.47e18T^{2} \)
53 \( 1 - 5.04e8T + 9.26e18T^{2} \)
59 \( 1 + 8.68e9T + 3.01e19T^{2} \)
61 \( 1 - 4.85e9T + 4.35e19T^{2} \)
67 \( 1 + 1.44e10T + 1.22e20T^{2} \)
71 \( 1 - 2.67e10T + 2.31e20T^{2} \)
73 \( 1 - 2.46e10T + 3.13e20T^{2} \)
79 \( 1 + 3.86e10T + 7.47e20T^{2} \)
83 \( 1 + 1.74e9T + 1.28e21T^{2} \)
89 \( 1 - 2.10e10T + 2.77e21T^{2} \)
97 \( 1 - 1.02e11T + 7.15e21T^{2} \)
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   \(L(s) = \displaystyle\prod_p \ \prod_{j=1}^{2} (1 - \alpha_{j,p}\, p^{-s})^{-1}\)

Imaginary part of the first few zeros on the critical line

−9.540921073290903219598054168542, −8.797449890503396275455381157988, −7.78485453888162817247495763257, −6.90081354762725293131881891793, −5.96984807883447947250660525726, −4.36904947696955265812892848389, −3.39924553863294254471814096137, −2.18285201609752889706105470875, −0.67985953042574741050951043205, 0, 0.67985953042574741050951043205, 2.18285201609752889706105470875, 3.39924553863294254471814096137, 4.36904947696955265812892848389, 5.96984807883447947250660525726, 6.90081354762725293131881891793, 7.78485453888162817247495763257, 8.797449890503396275455381157988, 9.540921073290903219598054168542

Graph of the $Z$-function along the critical line